PCB Mix 0.3 ppb Back Catalog number: 95276 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31796-1 Butyric acid, 250μg/ml in Water, 1ml Price on request 9428.12-100-CY Endrin aldehyde, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 7421-93-4 Price on request 2629.35-50-IO 17ß(H),21 alpha(H)-(22RS)-Pentakishomohopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request